Patent assignee · US · COMPANY

Pipe Restoration Technologies, LLC

27Patents
25Active
27Granted
47Portfolio score

Filing activity: Aug 27, 2003 → Mar 14, 2019 · 5 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US7160574B1 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 28 Expired
US7858149B2 Methods and systems for coating and sealing inside piping systems Emerging Cross-Sectional Technologies 27 Active
US7517409B1 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 20 Expired
US8343579B2 Methods and systems for coating and sealing inside of piping systems Emerging Cross-Sectional Technologies 12 Active
US8524320B1 Process for coating the interior surface of water service lines Performing Operations; Transporting 11 Active
US9273815B2 Process for coating the interior surface of water service lines Performing Operations; Transporting 11 Active
US8696823B1 Methods and systems for abrasive cleaning and barrier coating/sealing of pipes Emerging Cross-Sectional Technologies 10 Active
US8795768B2 Methods and systems for coating and sealing inside of piping systems Emerging Cross-Sectional Technologies 10 Active
US9611973B2 Process for coating the interior surface of water service lines Mechanical Engineering; Lighting; Heating 6 Active
US9352357B2 Methods and systems for coating and sealing inside piping systems Emerging Cross-Sectional Technologies 6 Active
US9724730B2 Methods and systems for coating and sealing inside piping systems Emerging Cross-Sectional Technologies 6 Active
US8033242B2 Methods and systems for coating and sealing inside of piping systems Emerging Cross-Sectional Technologies 5 Active
US9446429B2 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 5 Active
US8895905B2 Portable heating apparatus for heating interior piping systems Electricity 4 Active
US8399813B2 Portable heating apparatus for heating interior piping systems Electricity 4 Active
US9555453B2 Methods and systems for abrasive cleaning and barrier coating/sealing of pipes Emerging Cross-Sectional Technologies 4 Active
US8887660B2 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 4 Active
US9744561B2 Barrier coating corrosion control methods and systems for interior walls of pipe in underground piping Emerging Cross-Sectional Technologies 4 Active
US9889470B2 Processes for coating the interior surfaces of nonmetal pipes Emerging Cross-Sectional Technologies 2 Active
US9764354B2 Process for coating the interior surface of underground pipes Mechanical Engineering; Lighting; Heating 2 Active
US9889469B2 Process for coating the interior surfaces of pipes made of nonmetal materials Emerging Cross-Sectional Technologies 2 Active
US8206783B2 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 2 Active
US10279375B2 Process for coating the interior surface of non-metallic pipes with metal valves and metal fittings Mechanical Engineering; Lighting; Heating 2 Active
US8354140B2 Barrier coating corrosion control methods and systems for interior piping systems Emerging Cross-Sectional Technologies 2 Active
US10076770B2 Processes for coating the interior surfaces of nonmetal materials Emerging Cross-Sectional Technologies 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.